Add ghosts

ghostfragshader.glsl

@@ -0,0 +1,15 @@
+#version 460 core
+
+out vec4 FragColor;
+
+in vec3 FragPos;
+in vec3 Normal;
+in vec2 TexCoord;
+
+uniform sampler2D texture0;
+
+void main() {
+    vec4 outcolor = texture(texture0, TexCoord);
+    outcolor.a = outcolor.a * 0.3;
+    FragColor = outcolor;
+}